网站首页  汉语字词  英语词汇  范文大全  符号大全

请输入您要查询的英语词汇:

 

单词 松焦油
释义 〔retene〕A crystalline compound, C18H 18, derived from pine tar, fossil resins, and tar oils. 惹烯:一种结晶化合物,C18H 18,从由松焦油、化石树脂及焦油中提取 〔pine〕Any of various evergreen trees of the genusPinus, having fascicles of needle-shaped leaves and producing woody, seed-bearing cones. These trees are widely cultivated for ornament and shade and for their timber and resinous sap, which yields turpentine and pine tar. 松树:一种松树 属常青树,有针状叶簇且产出木质带籽的球果。这种树作为装饰、乘凉、木材和产生松油和松焦油的树脂而广泛种植
随便看

 

学习网英语词汇栏目收词371507余条,连同派生词、复合词、词组和习语等。每个词条提供了音标、词性、释义、用法、搭配和同(近)义词等多项功能,对所收词汇进行全方位的解释和说明,内容丰富,功能全面。

 

Copyright © 2000-2024 xuexi.run All Rights Reserved
更新时间:2025/4/19 21:43:21